import Vue from 'vue'
import Router from 'vue-router'
// 引入多个动态路由模块
import approvalsRouter from './modules/approvals'
import departmentsRouter from './modules/departments'
import employeesRouter from './modules/employees'
import permissionRouter from './modules/permission'
import attendancesRouter from './modules/attendances'
import salarysRouter from './modules/salarys'
import settingRouter from './modules/setting'
import socialRouter from './modules/social'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

// 变化页面 => "动态"路由规则数组
export const asyncRoutes = [
  approvalsRouter,
  departmentsRouter,
  employeesRouter,
  permissionRouter,
  attendancesRouter,
  salarysRouter,
  settingRouter,
  socialRouter
]

// 固定不变 => "静态"路由规则数组
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard', // 重定向浏览器地址栏的地址变为 /dashboard (地址会改变再次重新匹配路由规则数组)
    children: [{
      path: 'dashboard',
      name: 'Dashboard',
      component: () => import('@/views/dashboard/index'),
      meta: { title: '首页', icon: 'dashboard' }
    }
    // {
    //   path: 'info',
    //   name: 'Info',
    //   component: () => import('@/views/info/index'),
    //   meta: { title: 'Info', icon: 'dashboard' }
    // }
    ]
  },

  {
    path: '/excel',
    component: Layout,
    children: [{
      path: '',
      component: () => import('@/views/excel')
    }
    ]
  },

  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }), // 管理滚动行为 如果出现滚动 切换就让 让页面回到顶部
  // routes: [...constantRoutes, ...asyncRoutes] // 临时合并所有的路由
  routes: [...constantRoutes]
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
